# -*- coding: utf-8 -*-
# Open Source Initiative OSI - The MIT License (MIT):Licensing
#
# The MIT License (MIT)
# Copyright (c) 2014 François-Xavier Bourlet (bombela@gmail.com)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of
# this software and associated documentation files (the "Software"), to deal in
# the Software without restriction, including without limitation the rights to
# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
# of the Software, and to permit persons to whom the Software is furnished to do
# so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.


class ChannelBase(object):

    @property
    def context(self):
        raise NotImplementedError()

    @property
    def recv_is_supported(self):
        raise NotImplementedError()

    @property
    def emit_is_supported(self):
        raise NotImplementedError()

    def close(self):
        raise NotImplementedError()

    def new_event(self, name, args, xheader=None):
        raise NotImplementedError()

    def emit_event(self, event, timeout=None):
        raise NotImplementedError()

    def emit(self, name, args, xheader=None, timeout=None):
        event = self.new_event(name, args, xheader)
        return self.emit_event(event, timeout)

    def recv(self, timeout=None):
        raise NotImplementedError()
